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Finding the Fourth Proportional to 36,465.66, 50,322.60 and 19,698.66

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Solution

The fourth proportional to 36,465.66, 50,322.60 and 19,698.66 is: 27,184.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,465.66 : 50,322.60 = 19,698.66 : x
  2. Step 2: Convert to fraction form
    36,465.66/50,322.60 = 19,698.66/x
  3. Step 3: Cross multiply
    36,465.66x = 50,322.60 × 19,698.66
  4. Step 4: Simplify right side
    36,465.66x = 991,287,787.72
  5. Step 5: Solve for x
    x = 991,287,787.72/36,465.66
  6. Step 6: Final answer
    x = 27,184.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.